Euphorbia prostrata

伏生大戟

Euphorbia prostrata Aiton

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

Aiton. 1798. Hortus Kew. 2: 139.

台灣首次記錄發表文獻

Keng. 1951. Quarterly journal of the Taiwan Museum 4(3 & 4): 256. (Quart. J. Taiwan Mus.)

異名

Chamaesyce prostrata (Aiton) Small

Lin et al. 1991. Botanical bulletin of Academia Sinica 32: 243. (Bot. Bull. Acad. Sin.)

各語言俗名

中

伏生大戟、匍匐大戟
客

Sèu ho zú má nén
日

りゆうきゆうたいげき

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)
Hsiao-Ting Wu. 2007. Plant use knowledge of Hakka ethnobotany in Dahu Township, Miaoli county. Master thesis. National Pingtung University of Science and Technology. (Plant use knowledge of Hakka ethnobotany in Dahu Township, Miaoli county.)

特徵描述

生活型

herb

形態特徵

Herb; stem prostrate to ascending, branching from base, pale green or red, puberulent on the upper side; stipules at the upper side of stem free, triangular to linear-lanceolate, 0.2–1 mm long, puberulent at margin, those at the lower side fused, bifid at
Leaves green to red, rounded to oblong, 2–6.7 mm long, 1.6–4.6 mm wide, acute to rounded at apex, obliquely rounded at base, serrulate at margin, glabrous or puberulent at the apex of lower surface; petioles 0.5–1 mm long, subglabrous.
Cyathia solitary at nodes, usually on short congested lateral branches; involucres campanulate, 0.5-0.9 mm long, puberulent at tip of outside; stalks 0.7–3.3 mm long; glands 4, red, transversely elliptic or oblong, slightly concave, 0.1-0.3 mm long; appendages reddish, narrowly elliptic, entire to undulate, less than 0.2 mm long, 0.1 mm wide; bracteoles acicular. Male flowers 3–5, anthers red. Female flowers with puberlulent pedicel; ovary hirtellous mainly along angles; style and stigma 0.1-0.2 mm long.
Capsules exserted, nutant, hirtellous mainly along angles, the pedicels to 2.5 mm long; seeds grayish, tetragonal, oblong-ovoid, 0.7-0.9 mm long, 0.4-0.6 mm diam, transversely rugose.

分布

台灣 : Commonly found in various habitats such as grasslands, roadsides, cultivated fields and seashores throughout the islands.
世界 : Pantropical.

引證標本

TAIPEI: NTU Campus, Hsu 15009; Tanshui, Lin 528. ILAN: Houhou, Lin et al. 502. TAOYUAN: Yangmei, Peng 731. MIAOLI: Yuanli, Lin et al. 250. TAICHUNG: Taichung City, THAI Campus, Lin 28. NANTOU: Lienhuachih, Lin 212. CHANGHUA: Peitou, Lin 202. YUNLIN: Santiaolun, Lin & Li 138. TAINAN: Chiali, Morimoto 101. KAOHSIUNG : Shimada 121. PENGHU: Penghu Islands, Kudo & Mori 3070. PINGTUNG: Hengchun, Huang & Hsiao 8215; Hsiaoliuchiu, Tientai, Hosokawa 1941. TAITUNG: Taitung, Lin 655; Is. Lanyu, Hongtou to Yehyin, Lin 791; Is. Lutao, Chang 16554. HUALIEN: Fonglin, Kao 9804.